Peguin Mug Rug and lots of others - http://www.quiltingboard.com/t-84346-1.htm
Posts related to bindings. Links, etc.
This helps you know how big to cut those triangles you use to set your blocks on point.
I use EQ and find that this chart is more accurate!
Think this is a REALLY good informational look at how to set your blocks on point.
http://www.ericas.com/quilting/tools/misctools.htm ...you'll have to scroll down the page
to find it